Nioxin System 4 for coloured hair with progressed thinning.

The first step of a three part system removes dirt, excessive oil and other environmental residues from the scalp and hair specially formulated to strengthen hair and amplify hair texture alongside colour protection. 

Best results achieved when used with Scalp Therapy Conditioner and Hair & Scalp Treatment. 

How: Gently massage into wet hair focusing on the scalp.